Support the DECSCUSR CSI escape sequence - st - Personal fork of st
(HTM) git clone git://git.drkhsh.at/st.git
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---
(DIR) commit 580302f3179ef3f24cf0329755686dfa7100996b
(DIR) parent 86d1e432a823dad7bb64808b8192014fddc8cd9f
(HTM) Author: LemonBoy <thatlemon@gmail.com>
Date: Wed, 18 Mar 2015 21:12:47 +0100
Support the DECSCUSR CSI escape sequence
Diffstat:
M st.c | 62 ++++++++++++++++++++++++-------
1 file changed, 49 insertions(+), 13 deletions(-)
---
(DIR) diff --git a/st.c b/st.c
@@ -197,14 +197,14 @@ typedef struct {
} TCursor;
/* CSI Escape sequence structs */
-/* ESC '[' [[ [<priv>] <arg> [;]] <mode>] */
+/* ESC '[' [[ [<priv>] <arg> [;]] <mode> [<mode>]] */
typedef struct {
char buf[ESC_BUF_SIZ]; /* raw string */
int len; /* raw string length */
char priv;
int arg[ESC_ARG_SIZ];
int narg; /* nb of args */
- char mode;
+ char mode[2];
} CSIEscape;
/* STR Escape sequence structs */
@@ -257,6 +257,7 @@ typedef struct {
int ch; /* char height */
int cw; /* char width */
char state; /* focus, redraw, visible */
+ int cursor; /* cursor style */
} XWindow;
typedef struct {
@@ -1545,7 +1546,8 @@ csiparse(void) {
break;
p++;
}
- csiescseq.mode = *p;
+ csiescseq.mode[0] = *p++;
+ csiescseq.mode[1] = (p < csiescseq.buf+csiescseq.len) ? *p : '\0';
}
/* for absolute user moves, when decom is set */
@@ -1983,7 +1985,7 @@ csihandle(void) {
char buf[40];
int len;
- switch(csiescseq.mode) {
+ switch(csiescseq.mode[0]) {
default:
unknown:
fprintf(stderr, "erresc: unknown csi ");
@@ -2171,6 +2173,19 @@ csihandle(void) {
case 'u': /* DECRC -- Restore cursor position (ANSI.SYS) */
tcursor(CURSOR_LOAD);
break;
+ case ' ':
+ switch (csiescseq.mode[1]) {
+ case 'q': /* DECSCUSR -- Set Cursor Style */
+ DEFAULT(csiescseq.arg[0], 1);
+ if (!BETWEEN(csiescseq.arg[0], 0, 6)) {
+ goto unknown;
+ }
+ xw.cursor = csiescseq.arg[0];
+ break;
+ default:
+ goto unknown;
+ }
+ break;
}
}
@@ -3551,16 +3566,36 @@ xdrawcursor(void) {
/* draw the new one */
if(xw.state & WIN_FOCUSED) {
- if(IS_SET(MODE_REVERSE)) {
- g.mode |= ATTR_REVERSE;
- g.fg = defaultcs;
- g.bg = defaultfg;
- }
+ switch (xw.cursor) {
+ case 0: /* Blinking Block */
+ case 1: /* Blinking Block (Default) */
+ case 2: /* Steady Block */
+ if(IS_SET(MODE_REVERSE)) {
+ g.mode |= ATTR_REVERSE;
+ g.fg = defaultcs;
+ g.bg = defaultfg;
+ }
- sl = utf8len(g.c);
- width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\
- ? 2 : 1;
- xdraws(g.c, g, term.c.x, term.c.y, width, sl);
+ sl = utf8len(g.c);
+ width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\
+ ? 2 : 1;
+ xdraws(g.c, g, term.c.x, term.c.y, width, sl);
+ break;
+ case 3: /* Blinking Underline */
+ case 4: /* Steady Underline */
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + curx * xw.cw,
+ borderpx + (term.c.y + 1) * xw.ch - 1,
+ xw.cw, 1);
+ break;
+ case 5: /* Blinking bar */
+ case 6: /* Steady bar */
+ XftDrawRect(xw.draw, &dc.col[defaultcs],
+ borderpx + curx * xw.cw,
+ borderpx + term.c.y * xw.ch,
+ 1, xw.ch);
+ break;
+ }
} else {
XftDrawRect(xw.draw, &dc.col[defaultcs],
borderpx + curx * xw.cw,
@@ -3985,6 +4020,7 @@ main(int argc, char *argv[]) {
xw.l = xw.t = 0;
xw.isfixed = False;
+ xw.cursor = 0;
ARGBEGIN {
case 'a':